21.8mm inside diameter
(See other models for different sizes)
International Ring Size Converstion Chart
For ring size conversions see the
http://www.ringsizes.co/
For all of those Chappelle show lovers out there - who can forget the Charlie Murphy's True Hollywood Stories - Rick James episode - UNITY! Well, now you can imprint Unity on someones forehead (not advised!) too. Made to order from Shapeways, buy it now!
This is an artists impression design.